The Giza Criminal Court has postponed till May 10 the trial of 21 members of White Knights group of Zamalek sports club fans over charges of aggression and attempted murder of club board chairman Mortada Mansour.

The delay was to hear the testimonies of eyewitnesses for the prosecution.

Zamalek club board chairman Mansour said he was attacked by the defendants who used arms and ammunition.

They also face charges of causing damage to club HQ and threatening to use force and posing a threat to citizens’ well being.